Sen. Warren calls on SEC to delay SpaceX IPO, flagging concerns about valuation and governance

Sen. Elizabeth Warren , D-Mass., called for the Securities and Exchange Commission to delay SpaceX 's upcoming initial public offering, citing concerns about the rocket maker's valuation and corporate governance in a letter shared with CNBC. "Given the unprecedented threats to investor protection and market integrity posed by the biggest IPO in history, you must delay any eventual acceleration of the registration statement's effectiveness accordingly," Warren wrote to the market regulator on …